Heat-dissipating device

Details Heat-dissipating device Heat-dissipating device

2007-09-11

2007-09-11

Kershteyn, Igor (Department: 3745)

Rotary kinetic fluid motors or pumps

Working fluid passage or distributing means associated with...

Plural distributing means immediately upstream of runner

C416S19800R

Reexamination Certificate

active

11058632

ABSTRACT:
A heat-dissipating device includes a housing having an air inlet and an air outlet, and a blade structure disposed in the housing and having a hub and a plurality of rotor blades. The housing has an inwardly extending sidewall to define an accelerating airflow passage between the sidewall, the hub and the rotor blades for effectively increasing the airflow pressure and stabilizing the discharged airflow.

REFERENCES:
patent: 3365892 (1968-01-01), Derderian
patent: 5025629 (1991-06-01), Woollenweber
patent: 6386839 (2002-05-01), Chuang

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